BL1240 - Low current consumption

Product Overview

SHANGHAI BELLING

Part number	BL1240
Manufacturer	SHANGHAI BELLING
File Size	174.50 KB
Description	Low current consumption
Datasheet	BL1240 Datasheet
Additional preview pages of the BL1240 datasheet.

BL1240 is a monolithic integrated circuit designed to repace mechanical bell in telephone sets in connection with an electro-acoustical converter.

Low current consumption, in order to allow the parallel operation of 4 devices. Integrated rectifier bridge with zener diodes to protect against overvoltages. Little external circuitry. Tone and switching frequencies adjustable by external components. Integrated voltage and current hysteresis.

📁 Similar Datasheet

Other Datasheets by SHANGHAI BELLING

Published: Dec 20, 2006 |